Tag: a-hash-table

All the articles with the tag "a-hash-table".

• LeetCode 1207 Unique Number of Occurrences

  9 Oct, 2026

  Solutions for LeetCode 1207, easy, tags: array, hash table.

• LeetCode 2352 Equal Row and Column Pairs

  8 Oct, 2026

  Solutions for LeetCode 2352, medium, tags: array, hash table, matrix.

• LeetCode 451 Sort Characters By Frequency

  20 Sep, 2026

  Solutions for LeetCode 451, medium, tags: hash table, string, sorting, heap, bucket sort.

• LeetCode 692 Top K Frequent Words

  8 Sep, 2026

  Solutions for LeetCode 692, medium, tags: hash table, string, trie, sorting, heap, bucket sort, counting.

• LeetCode 142 Linked List Cycle II

  23 Aug, 2026

  Solutions for LeetCode 142, medium, tags: hash table, linked list, two pointers.

• LeetCode 846 Hand of Straights

  20 Aug, 2026

  Solutions for LeetCode 846, medium, tags: array, hash table, greedy, sorting.